A.'Walker.Sel. Fi|? 12.7.18 E.Burnet. F.Huth.LithT EdinT
PLATE XXVII.
Fig .
1. Oral region of Aphrodita aculeata, L., in contraction and from the ventral surface.
Enlarged.
2. Head of Laetmatonice filicornis, Kbg. Enlarged.
3. Head of Lagisca Elisabethse, n. s. Enlarged.
4. Head of Lepidonotus clava, Mont, Enlarged.
5. Head of Gattyana cirrosa, Fabr. Enlarged.
6. Head of Acanthicolepis asperrima. Enlarged.
7. Head of Evarne Johnstoni, Mcl. (large example). Enlarged.
8. Head of Harmothoe lunulata, D. Chiaji. Enlarged.
9. Head of Eunoa nodosa, Sars. Enlarged.
10. Head of Lagisca Jeffreysii. Enlarged.
11. Head of Harmothoe marphysse, Mcl. Enlarged.
12. Head of Scalisetosuspellucidus, Ehlers. Enlarged.
13. Head of Evarne irnpar, Johnst. Enlarged.
14. Head of Lagisca JJoccosa, Sav. Enlarged.
15. Head of Harmothoe areolata, Grrube. Enlarged.
16. Anterior end of Eurythoe borealis, Sars, dorsal view. Enlarged.
17. Head of Acholoe astericola, D. Chiaji. Enlarged.
18. Head of Phyllantinoe mollis, Mcl. Enlarged.